909702980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{3037}}^1$

素因数の和:3944

約数の個数: 48

約数和(自身を含む): 2025714096

約数和(自身を除く): 1116011116

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 881, 1762, 3037, 3524, 4405, 6074, 8810, 12148, 14977, 15185, 17620, 29954, 30370, 51629, 59908, 60740, 74885, 103258, 149770, 206516, 258145, 299540, 516290, 1032580, 2675597, 5351194, 10702388, 13377985, 26755970, 45485149, 53511940, 90970298, 181940596, 227425745, 454851490, 909702980]

約数ペア:

[(1, 909702980), (2, 454851490), (4, 227425745), (5, 181940596), (10, 90970298), (17, 53511940), (20, 45485149), (34, 26755970), (68, 13377985), (85, 10702388), (170, 5351194), (340, 2675597), (881, 1032580), (1762, 516290), (3037, 299540), (3524, 258145), (4405, 206516), (6074, 149770), (8810, 103258), (12148, 74885), (14977, 60740), (15185, 59908), (17620, 51629), (29954, 30370)]